diff options
Diffstat (limited to 'crypto/heimdal/lib/krb5/test_keytab.c')
| -rw-r--r-- | crypto/heimdal/lib/krb5/test_keytab.c | 191 |
1 files changed, 191 insertions, 0 deletions
diff --git a/crypto/heimdal/lib/krb5/test_keytab.c b/crypto/heimdal/lib/krb5/test_keytab.c new file mode 100644 index 0000000..97361cc --- /dev/null +++ b/crypto/heimdal/lib/krb5/test_keytab.c @@ -0,0 +1,191 @@ +/* + * Copyright (c) 2005 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of KTH nor the names of its contributors may be + * used to endorse or promote products derived from this software without + * specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ + +#include "krb5_locl.h" +#include <err.h> + +RCSID("$Id: test_keytab.c 18809 2006-10-22 07:11:43Z lha $"); + +/* + * Test that removal entry from of empty keytab doesn't corrupts + * memory. + */ + +static void +test_empty_keytab(krb5_context context, const char *keytab) +{ + krb5_error_code ret; + krb5_keytab id; + krb5_keytab_entry entry; + + ret = krb5_kt_resolve(context, keytab, &id); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_resolve"); + + memset(&entry, 0, sizeof(entry)); + + krb5_kt_remove_entry(context, id, &entry); + + ret = krb5_kt_close(context, id); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_close"); +} + +/* + * Test that memory keytab are refcounted. + */ + +static void +test_memory_keytab(krb5_context context, const char *keytab, const char *keytab2) +{ + krb5_error_code ret; + krb5_keytab id, id2, id3; + krb5_keytab_entry entry, entry2, entry3; + + ret = krb5_kt_resolve(context, keytab, &id); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_resolve"); + + memset(&entry, 0, sizeof(entry)); + ret = krb5_parse_name(context, "lha@SU.SE", &entry.principal); + if (ret) + krb5_err(context, 1, ret, "krb5_parse_name"); + entry.vno = 1; + ret = krb5_generate_random_keyblock(context, + ETYPE_AES256_CTS_HMAC_SHA1_96, + &entry.keyblock); + if (ret) + krb5_err(context, 1, ret, "krb5_generate_random_keyblock"); + + krb5_kt_add_entry(context, id, &entry); + + ret = krb5_kt_resolve(context, keytab, &id2); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_resolve"); + + ret = krb5_kt_get_entry(context, id, + entry.principal, + 0, + ETYPE_AES256_CTS_HMAC_SHA1_96, + &entry2); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_get_entry"); + krb5_kt_free_entry(context, &entry2); + + ret = krb5_kt_close(context, id); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_close"); + + ret = krb5_kt_get_entry(context, id2, + entry.principal, + 0, + ETYPE_AES256_CTS_HMAC_SHA1_96, + &entry2); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_get_entry"); + krb5_kt_free_entry(context, &entry2); + + ret = krb5_kt_close(context, id2); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_close"); + + + ret = krb5_kt_resolve(context, keytab2, &id3); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_resolve"); + + memset(&entry3, 0, sizeof(entry3)); + ret = krb5_parse_name(context, "lha3@SU.SE", &entry3.principal); + if (ret) + krb5_err(context, 1, ret, "krb5_parse_name"); + entry3.vno = 1; + ret = krb5_generate_random_keyblock(context, + ETYPE_AES256_CTS_HMAC_SHA1_96, + &entry3.keyblock); + if (ret) + krb5_err(context, 1, ret, "krb5_generate_random_keyblock"); + + krb5_kt_add_entry(context, id3, &entry3); + + + ret = krb5_kt_resolve(context, keytab, &id); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_resolve"); + + ret = krb5_kt_get_entry(context, id, + entry.principal, + 0, + ETYPE_AES256_CTS_HMAC_SHA1_96, + &entry2); + if (ret == 0) + krb5_errx(context, 1, "krb5_kt_get_entry when if should fail"); + + krb5_kt_remove_entry(context, id, &entry); + + ret = krb5_kt_close(context, id); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_close"); + + krb5_kt_free_entry(context, &entry); + + krb5_kt_remove_entry(context, id3, &entry3); + + ret = krb5_kt_close(context, id3); + if (ret) + krb5_err(context, 1, ret, "krb5_kt_close"); + + krb5_free_principal(context, entry3.principal); + krb5_free_keyblock_contents(context, &entry3.keyblock); +} + +int +main(int argc, char **argv) +{ + krb5_context context; + krb5_error_code ret; + + setprogname(argv[0]); + + ret = krb5_init_context(&context); + if (ret) + errx (1, "krb5_init_context failed: %d", ret); + + test_empty_keytab(context, "MEMORY:foo"); + test_empty_keytab(context, "FILE:foo"); + test_empty_keytab(context, "KRB4:foo"); + + test_memory_keytab(context, "MEMORY:foo", "MEMORY:foo2"); + + krb5_free_context(context); + + return 0; +} |
